Lspace-io lspace-server up to 79f02fe5aa8970b210a6a05cf097155f8d9ffd71 Repositories File API src/core/repository.ts fileExists/readFile/writeFile/deleteFile filePath path traversal

Summaryinfo

A vulnerability classified as critical was found in Lspace-io lspace-server up to 79f02fe5aa8970b210a6a05cf097155f8d9ffd71. Impacted is the function fileExists/readFile/writeFile/deleteFile of the file src/core/repository.ts of the component Repositories File API. Executing a manipulation of the argument filePath can lead to path traversal. This vulnerability is tracked as CVE-2026-19054. The attack is restricted to local execution. Moreover, an exploit is present. This product does not use versioning. This is why information about affected and unaffected releases are unavailable. The project was informed of the problem early through an issue report but has not responded yet.

Detailsinfo

A vulnerability was found in Lspace-io lspace-server up to 79f02fe5aa8970b210a6a05cf097155f8d9ffd71. It has been declared as critical. This vulnerability affects the function fileExists/readFile/writeFile/deleteFile of the file src/core/repository.ts of the component Repositories File API. The manipulation of the argument filePath with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability.

The advisory is shared for download at github.com. This vulnerability was named CVE-2026-19054. The exploitation appears to be easy. The attack needs to be approached locally. Technical details and also a exploit are known. The MITRE ATT&CK project declares the attack technique as T1006.

It is declared as proof-of-concept. The project was informed of the problem early through an issue report but has not responded yet.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

• Lspace-io

Name

• lspace-server

Version

• 79f02fe5aa8970b210a6a05cf097155f8d9ffd71

Website

• Product: https://github.com/Lspace-io/lspace-server/

CPE 2.3info

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CPE 2.2info

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Submitinfo

Accepted

• Submit #863836: Lspace-io lspace-server unknown Path Traversal (by gongyanyu)

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